Andreas Hocevar
50 lines
1.5 KiB
JavaScript
50 lines
1.5 KiB
JavaScript
// Copyright 2011 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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goog.provide('goog.debug.FpsDisplayTest');
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goog.setTestOnly('goog.debug.FpsDisplayTest');
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goog.require('goog.debug.FpsDisplay');
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goog.require('goog.testing.AsyncTestCase');
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goog.require('goog.testing.jsunit');
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var asyncTestCase = goog.testing.AsyncTestCase.createAndInstall();
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var fpsDisplay;
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var timer;
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asyncTestCase.stepTimeout = 10 * 1000;
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function setUp() {
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fpsDisplay = new goog.debug.FpsDisplay();
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}
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function tearDown() {
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goog.dispose(fpsDisplay);
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window.clearTimeout(timer);
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}
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function testRendering() {
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fpsDisplay.render();
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var elem = fpsDisplay.getElement();
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assertHTMLEquals('', elem.innerHTML);
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asyncTestCase.waitForAsync('Waiting for some frames to pass');
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timer = window.setTimeout(function() {
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var fps = parseInt(elem.innerHTML, 10);
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assertTrue('FPS of ' + fps + ' should be non-negative', fps >= 0);
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assertTrue('FPS of ' + fps + ' too big', fps < 1000);
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asyncTestCase.continueTesting();
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}, 2000);
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}
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